—Using public chopsticks ______ necessary when eating with others. —That's right.

1. —Using public chopsticks ______ necessary when eating with others.

—That's right.

A. is B. are C. was D. were

【考点】

第三人称单数;

【答案】

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单选题容易

1. The movie Chang An____ China's rich history and culture to people around the world.

A. protects B. compares C. introduces D. discovers

单选题容易

2. —What would you like to have for supper?

—Either noodles or rice ____ OK. I don' t mind.

A. are B. were C. is D. was

单选题容易

3. If you want to drive, you can buy a car which _______ in the air.

A. floats B. to floating C. float D. to float

单选题容易